51769416 has 32 divisors (see below), whose sum is σ = 129792960. Its totient is φ = 17207232.

The previous prime is 51769409. The next prime is 51769427. The reversal of 51769416 is 61496715.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6061 + ... + 11843.

It is an arithmetic number, because the mean of its divisors is an integer number (4056030).

Almost surely, 2^51769416 is an apocalyptic number.

It is an amenable number.

51769416 is an abundant number, since it is smaller than the sum of its proper divisors (78023544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51769416 is a wasteful number, since it uses less digits than its factorization.

51769416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6165 (or 6161 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 51769416 is about 7195.0966637009. The cubic root of 51769416 is about 372.6985947614.

The spelling of 51769416 in words is "fifty-one million, seven hundred sixty-nine thousand, four hundred sixteen".